------- Comment From cdead...@us.ibm.com 2018-05-05 10:31 EDT-------
Yesterday, the decision was made at Padma's daily KVM meeting to only track 
System Firmware Mustfix issues using the LC GA1 Mustfix label since that is all 
that applies to the Supermicro team. The OS Kernel/KVM issues will be managed 
with a spreadsheet tracked by the KVM team and also in the internal slack 
channel. Removing the Mustfix label.

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https://bugs.launchpad.net/bugs/1762928

Title:
  [LTC Test] Ubuntu 18.04: tm_trap_test failed on P8 compat mode guest

Status in The Ubuntu-power-systems project:
  Fix Released
Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  In Progress
Status in linux source package in Artful:
  In Progress
Status in linux source package in Bionic:
  Fix Released

Bug description:
  ---Problem Description---
  tm_trap_test failed on P8 compat mode [16.04.04 daily build as well bionic ] 
guests on a P9 host running bionic final beta version.
   
  Contact Information = srikanth/bssrika...@in.ibm.com 
   
  ---uname output---

  16.04.04 Guest running in P8compat mode:

  Linux guest 4.15.0-15-generic #16~16.04.1-Ubuntu SMP Thu Apr 5 12:18:22 UTC 
2018 ppc64le ppc64le ppc64le GNU/Linux
   
  18.04 guest running in P8compat mode:
  Linux ubuntu 4.15.0-15-generic #16-Ubuntu SMP Wed Apr 4 13:57:51 UTC 2018 
ppc64le ppc64le ppc64le GNU/Linux

  Machine Type = boston-LC 
   
  ---Debugger---
  A debugger is not configured
   
  ---Steps to Reproduce---
   1. Log into P9 Ubuntu 18.04 host, take console of guest 
`srikanth_ubuntu160404`
  2. Run TM selftests
  git clone --depth 1 https://github.com/torvalds/linux.git;cd 
linux/tools/testing/selftests/powerpc/;git log --oneline -1;make;make -C tm 
run_tests

  We will observe one of the tm tests failing, mentioned below:

  selftests: tm-trap
  ========================================
  test: tm_trap_test
  tags: git_version:c18bb39
  Little-Endian machine detected. Checking if endianness flips inadvertently on 
trap in TM... yes!
  failure: tm_trap_test
  not ok 1..11 selftests:  tm-trap [FAIL]

  
  Expected result: All tm selftests should have been pass on the P8 compat 
guest.. giventhat we had TM workaround patches in latest Ubuntu BIONIC host 
kernel
   
  Stack trace output:
   no
   
  Oops output:
   no
   
  System Dump Info:
    The system is not configured to capture a system dump.
   
  *Additional Instructions for srikanth/bssrika...@in.ibm.com: 
  -Attach sysctl -a output output to the bug.


  == Comment: #2 - SRIKANTH AITHAL <bssrika...@in.ibm.com> - 2018-04-10
  01:32:00 ==

  
  == Comment: #3 - SRIKANTH AITHAL <bssrika...@in.ibm.com> - 2018-04-10 
01:33:41 ==

  
  == Comment: #4 - SRIKANTH AITHAL <bssrika...@in.ibm.com> - 2018-04-10 
01:34:02 ==

  
  Please pick 

   `1c200e63d055 ("powerpc/tm: Fix endianness flip on trap")`

  ie. the commit that the test was written for

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